NEET MCQs Morphology Of Flowering Plants

Which of the following are not characteristic features of Fabaceae?
a) Tap root system, compound leaves and receme inflorescence
b) Flowers actinomorphic, twisted aestivation and gamopetalous
c) Stamens ten, introrse, basifixed and dithecous
d) Monocarpellary, ovary superior and bent stigma
When the floral appendages are in multiple of 3, 4, 5, they are respectively called
a) Trimerous, tetramerous, pentamerous b) Penatmerous, tetramerous, trimerous
c) Tripinnate, tetrapinnate, pentapinnate d) Tetrapinnate, tripnnate, pentapinnate
The type of leaf in Daucus carota is
a) Simple b) Bipinnate c) Tripinnate d) Decompound
Most advanced fruit is
a) Cypsela b) Caryopsis c) Pome d) Etaerio of drupe
Identify 𝐴,𝐵 and 𝐶 in the given diagram a) A-Seed coat, B-Micropyle, C-Hilum b) A-Seed coat, B-Hilum, C-Micropyle
c) A-Hilum, B-Seed coat, C-Micropyle d) A-Micropyle, B-Seed coat, C-Hilum
Pedicel of flower is called
a) Thalamus b) Receptacle c) Both (a) and (b) d) Either (a) or (b)
A tree that has strong erect stem with hollow internodes and solid nodes, is known as
a) Caudex b) Deliquescent c) Scape d) Culm
Identify the correct order (root) from base to root apex
I. Mineral absorption zone
II. Soil penetration zone
III. Cell number increasement zone
V. Cell elongation zone
a) II, I, IV, III b) I, II, III, IV c) IV, III, II, I d) III, IV, I, II
Study the following statements and choose the correct option.
I.Buds are present in the axil of leaflets of the compound leaf.
II.Pulvinus leaf-base is present in some leguminous plants.
III.In Alstonia, the petioles expand, become green and synthesize food.
IV.Opposite phyllotaxy is seen in guava.
a) II and IV are correct but I and III are wrong
b) I and III are correct but II and IV are wrong
c) I and IV are correct but II and III are wrong
d) II, III and IV are correct but I is wrong
The number of stomata present per cm2 of a leaf is
a) 1000 b) Less than 100 c) One million d) None of these

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Which one of the following series includes the orders Ranales, Parietals and Malvales?
a) Bicarpellatae b) Thalamiflorae c) Calyciflorae d) Disciflorae
Which pair of the following plants represents the condition of modification of stipules into spines?
a) Euphorbia and Ziziphus b) Citrus and Euphorbia
c) Ziziphus and Bougainvillea d) Bougainvillea and Citrus
Amla belongs to family
a) Labiatae b) Fabaceae c) Solanaceae d) Euphorbiaceae
The leaves are modified into tendrils, hook, pitcher and bladder in the following plants respectively
a) Sweet pea, cat’s nail, Nepenthes, Utricularia b) Sweet pea, cat’s nail, Utricularia,Nepenthes
c) Nepenthes, cat’s nail, sweet pea, Utricularia d) Nepenthes, sweet pea, cat’s nail, Utricularia
Fruits are formed in
a) Brassica b) Fern c) Cycas d) Funaria
Hypanthodium inflorescence is found in
a) Ficus b) Tulsi c) Cedrus d) Calotropis
I. Bear leaves and branches
II. Conduction of water and minerals
III. Storage of food
These are the functions of
a) Root b) Stem c) Leaves d) Root cap
Tulip belong to family
a) Asteraceae b) Liliaceae c) Brassicaceae d) Malvaceae
The floral formula is of belongs to plant
a) Allium cepa b) Sunflower c) Cucurbita d) Brassica
Which of the following is not a characteristic feature of Fabaceae?
a) Descendingly imbricate, ten stamens, diadelphous, ovary superior
b) Sepals five, gamosepalous, imbricate aestivation, placentation marginal
c) Monocarpellary, ovary superior, style long, slightly bent at the apex
d) Corolla, five petals, polypetalous, anterior one large and outermost
Wringed petioles are characteristic of
a) Polygonum b) Citrus c) Neem d) Banana
The triploid number of chromosomes of the first taxon in 10 times more than the haploid number of
chromosomes of the second taxon, while the diploid number of the third taxon is six time more than the
haploid number of the fourth taxon. Which one of the following shows the ascending order of the number
of chromosomes in their respective endosperm?
a) Oryza-Allium-Saccharum-Nicotiana b) Allium-Oryza-Nicotiana-Saccharum
c) Nicotiana-Saccharum-Oryza-Allium d) Saccharum-Oryza-Nicotiana-Allium
The scutellum observed in a grain of wheat or maize is comparable to which part of the seed in other
monocotyledons?
a) Cotyledon b) Endosperm c) Aleurone layer d) Plumule
𝐶𝑜𝑙𝑐ℎ𝑖𝑐𝑢𝑚 𝑎𝑢𝑡𝑢𝑚𝑛𝑎𝑙𝑒 belongs to
a) Solanaceae b) Fabaceae c) Liliaceae d) Malvaceae
Clinging roots are found in
a) Orchids b) 𝑇𝑟𝑎𝑝𝑎 c) 𝑃𝑜𝑑𝑜𝑠𝑡𝑒𝑚𝑜𝑛 d) 𝑆𝑐𝑟𝑒𝑤𝑝𝑖𝑛𝑒
Single-seeded winged fruits is called
a) Achene b) Cypsella c) Samara d) Caryopsis
The family containing mustard and its main characters are
a) Brassicaceae – Tetramerous flowers, six stamens, bicarpellary gynoecium, siliqua type fruit
b) Brassicaceae – Pentramerous flowers, many stamens, pentacarpellary gynoecium, capsule type fruit
c) Solanaceae – Pentamerous flowers, five stamens, bicarpellary gynoecium berry type fruit d) Poaceae – Trimerous flowers, three stamens, monocarpellary gynoecium, caryopsis type of fruit

Velamen is found in
a) Vanda b) Rosa c) Viscum d) Santalum
The flower shown in the adjacent diagram is a) Homochlamydous, unisexual and hypogynous b) Homochlamydous, bisexual epigynous

c) Dichlamydous, bisexual and hypogynous d) Heterochlamydous, bisexual and epigynous

Sucking roots are present in the planet
a) Betel b) 𝐶𝑢𝑠𝑐𝑢𝑡𝑎 c) 𝑀𝑎𝑛𝑔𝑖𝑓𝑒𝑟𝑎 d) 𝑆𝑜𝑙𝑎𝑛𝑢𝑚
The root system growing near the base of the radical in monocots is
a) Haptera b) Anchoring roots c) Clinging roots d) Seminal roots
The hardest part of drupe is
a) Mesocarp b) Endocarp c) Pericarp d) Epicarp
Cyathium and Hypanthodium inflorescence are related in having
a) Nectar glands b) Unisexual flower c) Both (a) and (b) d) None of these
The plant mentioned in question number 174 belongs to which family?
a) Euphorbiaceae b) Musaceae c) Solanaceae d) Fabaceae

In the diagram of types of placentation given above ‘A’, ‘B’, ‘C’, and ‘D’ respectively represent
a) Basal, axile, parietal and free central b) Free central, parietal, basal and axile
c) Axile, basal, parietal and free central d) Parietal, axile, free central and basal

Geocarpic fruits are produced by
a) Carrot b) Onion c) Groundnut d) Watermelon
Tricarpellary, syncarpous, superior ovary is seen in
a) Allium b) Oenothera c) Solanum d) Dolichus
Ginger multiples vegetatively by
a) Bud b) Tuber c) Stem d) Rhizome
Opening of a flower and drooping of a bud are examples of
a) Nyctinasy b) Hyponasty
c) Seismonasty d) Epinasty
Pappus is present in Compositae for
a) Air pollination b) Insect pollination c) Water pollination d) Air dispersal
From the options given below, find out the correct floral formula for a flower having the following
characters namely actinomorphic, bisexual, five united sepals, five united petals, stamens five and
epipetalous, bicarpellary, syncarpous with superior ovary
a) b)
c) d)
Guttation occurs through
a) Lenticels b) Hydathodes c) Periderm d) Stomata
Root is distinguishable from stem in
a) Having root hairs b) Having root cap c) Absence of nodes and
internodes
d) All of the above
Monothecous anther is the characteristic of
a) Malvaceae b) Liliaceae c) Brassicaceae d) Solanaceae
Which of the following plants has haustorial roots?
a) Pea b) Trapa c) Lily d) Cuscuta
Type of aestivation shown by Pisum is
a) Imbricate b) Vexillary c) Twisted d) Quincuncial
Which of the following monocotyledonous seed is non-endospermic?
a) Maize b) Wheat c) Coconut d) Orchid
Perianth in the spikelet of jowar is represented by
a) Lodicules b) Sepals and petals c) Glumes d) Lemma and palea

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Tulsi belongs to family
a) Asclepiadaceae b) Labiatae c) Umbelliferae d) Rubiaceae
Placentation is the arrangement of
a) Ovary in gynoecium
b) Ovules in ovary
c) Ovary in ovule
d) Fused carpels in gynoecium
Flower is always solitary when
a) Shoot bud transforms into flower b) Shoot tip transforms into flower
c) Lateral shoot transforms into flower d) Horizontal shoot transforms into flower
Region of root present just above the root cap is called the region of
a) Elongation b) Meristematic activity
c) Root hair d) Maturation
Pineapple (ananas) fruit develops from a
a) Unilocular polycarpellary flower
b) Multipistillate syncarpous flower
c) Cluster of compactly borne flowers on a common axis
d) Multilocular monocarpellary flower
The morphological nature of the organ, which helps in climbing in Cardiospermum, is
a) Inflorescence axis b) Leaf apex c) Terminal bud d) Axillary bud
Which of the following is/are not characteristic features of Asteraceae?
I.Cypsela type of fruit
II.Syngenesious stamens
III.Ovary bicarpellary and superior
IV.Placentation marginal
V.Head type of inflorescence
a) II, III and IV only b) III and V only c) III and IV only d) I and II only
When axillary buds or terminal buds of stem gets modified into woody straight and pointed structure, it is
known as
a) Thorns b) Tendrils c) Nodes d) Internodes
Drupe contains
a) Stony endocarp b) Stony mesocarp c) Edible epicarp d) Edible endocarp
Which one of the following statements is correct?
a) Seeds of orchids have oil-rich endosperm b) Placentation in primrose is basal
c) Flower of tulip is a modified shoot d) In tomato, fruit is a capsule
A plant has an androecium with monadelphous stamens, monothecous and reniform anthers. They corolla
exhibits contorted aestivation. The plant could be
a) Rauwolfia b) Vinca c) Nerium d) Hibiscus
Identify from the following plant parts, the major contributors to human food?
a) Stem b) Root c) Fruits d) Leaves
Scutellum in a caryopsis represents
a) Outermost layer of endosperm
b) A sheath that protects the radical
c) The place where the seed is attached to rephe
d) A cotyledon
A monocarpic plant is one, which
a) Has only one carpel b) Flowers once in a lifetime
c) Produces only one seed d) Produces only one fruit
Pericarp may be or can be differentiated into
a) Epicarp b) Mesocarp c) Endocarp d) All of the above

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Identify the type of inflorescence in the given diagram a) Cyanthium b) Umbel c) Verticillaster d) Spikelet
Identify 𝐴,𝐵 and 𝐶 in the given diagram a) A-Plumule, B-Cotyledon, C-Radicle b) A- Radicle, B-Cotyledon, C-Plumule
c) A-Cotyledon, B-Plumule, C-Radicle d) A-Cotyledon, B-Radicle, C-Plumule
Fruit is
a) Mature ovary developed before fertilisation
b) Ripened ovary developed before fertilisation
c) Ripened ovary developed after fertilisation
d) Mature undeveloped ovary
Flowers are zygomorphic in
a) Gulmohur b) Tomato c) Datura d) Mustard
Pneumatophores are positively
a) Geotropic b) Phototropic c) Aerotropic d) Rheotropic
Leaf having completely divided lamina broken up into direct segment or leaflets is called
a) Petiole b) Phyllotaxy c) Compound leaf d) Simple leaf
The smallest Angiospermic flower is
a) Wolffia b) Ranunculus c) Rafflesia d) Stellaria
Fibrous root system originates from the base of
a) Root b) Stem c) Leaves d) Lamina
Stilt roots originate from the nodal part of
a) Stem b) Secondary root c) Leaf d) Primary root
The inflorescence in Ocimum is
a) Cyathium b) Verticillaster c) Hypanthodium d) Raceme
The leaves in Utricularia plant are modified into
a) Hooks b) Tendrils c) Bladders d) Pitchers
Inflorescence is the arrangement of
a) Leaves on the floral axis b) Buds on the floral axis
c) Flowers on the floral axis d) Petioles on the floral axis
In the flowers of a plant, the ovarian part is fused, but styles and stigmas are free. Its ovary becomes
unilocular due to breakdown of partition wall and the ovules are attached to a central axis. Identify the
plant.
a) Dianthus b) Abutilon c) Nymphaea d) Michelia
At the two ends of the embryonical axis
a) Radicle is present b) Plumule is present c) Both (a) and (b) d) None of these
Pneumatophores are present in
a) Mangroves b) Xerophytes c) Hydrophytes d) Lithophytes
Cuticle is absent in

a) Mesophytes b) young roots c) mature stems d) Leaves

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